code: def toXML(self, writer, ttFont):
      for tag in sorted(self.data.keys()):
          if tag in ["dlng", "slng"]:
              writer.begintag("text", tag=tag)
              writer.newline()
              writer.write(self.data[tag])
              writer.newline()
              writer.endtag("text")
              writer.newline()
          else:
              writer.begintag("hexdata", tag=tag)
              writer.newline()
              data = self.data[tag]
              if min(data) >= 0x20 and max(data) <= 0x7E:
                  writer.comment("ascii: " + data.decode("ascii"))
                  writer.newline()
              writer.dumphex(data)
              writer.endtag("hexdata")
              writer.newline()
  
file_path: catboost/contrib/python/fonttools/fontTools/ttLib/tables/_m_e_t_a.py
imports: from fontTools.misc import sstruct
  from fontTools.misc.textTools import bytesjoin, strjoin, readHex
  from fontTools.ttLib import TTLibError
  from .None import DefaultTable
label_desc: Use image node_id 4 for calling the table__m_e_t_a obj's underlying member method code with example usage: obj.toXML(writer, ttFont) without return types